Plant Guide to Granite Loop Trail, Santa Rosa Plateau

Mile	S	#	id?	Common Name	Latin Name	#here	#all
0.00				South Trailhead; elevation ~1780 feet (543 m)
0.00	l	1		toad rush	Juncus bufonius var. bufonius	99 / 9	12
0.00	l	2		California buckwheat	Eriogonum fasciculatum var. foliolosum	99 / 9	51
0.00	r	3		six-weeks fescue	Vulpia octoflora var. octoflora	5 / 1	4
0.00	l	4		*narrowleaf filago	Filago gallica	99 / 9	45
0.00	b	5		angel's gilia	Gilia angelensis	99 / 6	14
0.00	r	6		slender popcorn flower	Plagiobothrys tenellus	/	2
0.00	b	7		rattlesnake weed	Daucus pusillus	99 / 9	28
0.00	l	8		*rattail fescue	Vulpia myuros var. myuros	99 / 9	20
0.00	b	9		*shortpod mustard	Hirschfeldia incana	99 / 9	51
0.00	b	10		*scarlet pimpernel	Anagallis arvensis	99 / 9	31
0.00	b	11		*red brome	Bromus madritensis ssp. rubens	99 / 9	51
0.00	l	12		combseed	Pectocarya penicillata	6 / 2	4
0.00	b	13		San Diego tarweed	Hemizonia paniculata	99 / 9	7
0.00	r	14		*windmill pink	Silene gallica	99 / 9	32
0.00	l	15		*redstem filaree	Erodium cicutarium	99 / 9	54
0.00	l	16		everlasting nest-straw	Stylocline gnaphaloides	99 / 9	11
0.00	b	17		*smooth cat's ear	Hypochaeris glabra	99 / 9	34
0.00	b	18		strigose lotus	Lotus strigosus	99 / 5	33
0.00	l	19		silver puffs	Uropappus lindleyi	99 / 9	25
0.00	l	20		*ripgut brome	Bromus diandrus	99 / 9	51
0.00	r	21		dwarf athysanus	Athysanus pusillus	70 / 7	1
0.00	r	22		coast live oak	Quercus agrifolia var. agrifolia+	40 / 9	42
0.00	b	23		popcorn flower	Cryptantha intermedia	99 / 9	27
				Check for prickly cryptantha, Cryptantha muricata, elsewhere on the trail
0.00	r	24		purple clarkia	Clarkia purpurea ssp. quadrivulnera	99 / 9	24
0.00	r	25		small-head field clover	Trifolium microcephalum	5 / 3	9
0.00	b	26		hooked skunkweed	Navarretia hamata ssp. hamata	99 / 9	10
0.00	r	27		pin-point clover	Trifolium gracilentum var. gracilentum	/	8
0.00	l	28		bristly bird's beak	Cordylanthus rigidus ssp. setigerus	99 / 9	25
0.00	l	29		*soft chess	Bromus hordeaceus	99 / 9	40
0.00	l	30		*nit grass	Gastridium ventricosum	99 / 9	22
0.00	l	31		*mouse-ear chickweed	Cerastium glomeratum	99 / 9	18
0.00	l	32		chamise	Adenostoma fasciculatum	99 / 9	37
0.00	l	33		southern honeysuckle	Lonicera subspicata var. denudata	50 / 9	40
0.00	l	34		threadstem	Pterostegia drymarioides	20 / 9	29
0.00	r			Sign: "Granite Loop Trail".
0.00	r	35		blue dicks	Dichelostemma capitatum ssp. capitatum	99 / 9	45
0.00	r	36		leafy daisy	Erigeron foliosus var. foliosus	30 / 9	42
0.00	l	37		saw-toothed goldenbush	Hazardia squarrosa var. grindelioides	20 / 9	35
0.00	r	38		narrowleaf bedstraw	Galium angustifolium ssp. angustifolium	10 / 9	47
0.00	l	39		*tocalote	Centaurea melitensis	99 / 9	45
0.00	l	40		narrow-leaved miner's lettuce	Claytonia parviflora ssp. parviflora	20 / 5	19
0.00	r	41		Torrey's scrub oak	Quercus acutidens	25 / 9	26
0.00	r	42		tomcat clover	Trifolium willdenovii	10 / 1	17
0.00	r	43		coast-range melic	Melica imperfecta	50 / 9	42
0.00	l	44		*slender wild oats	Avena barbata	10 / 1	38
0.00	r	45		triangular-fruit sedge	Carex triquetra	20 / 9	16
0.00	r			(goldback fern, Pentagramma triangularis ssp. triangularis)
0.00	l			(California peony, Paeonia californica)
0.00	r	46		*sow thistle	Sonchus oleraceus	5 / 5	39
0.00	r	47		wild-cucumber	Marah macrocarpus var. macrocarpus	20 / 9	43
0.00	l	48		California filago	Filago californica	50 / 5	21
0.00	l			(slender buckwheat, Eriogonum gracile var. gracile)
0.00	b	49		sharp-toothed sanicle	Sanicula arguta	20 / 9	16
0.00	l	50		rough-seeded blue toad-flax	Linaria canadensis var. texana	20 / 3	10
0.00	r	51		coast jepsonia	Jepsonia parryi	99 / 3	15
0.01	b	52		goldfields	Lasthenia californica	99 / 9	12
0.01	l	53		pygmy-weed	Crassula connata	99 / 2	28
0.01	l	54		ground pink	Linanthus dianthiflorus	99 / 5	9
0.01	l	55		Jurupa Hills sun-cups	Camissonia ignota	50 / 9	3
0.01	l			(View of mission manzanita, Xylococcus bicolor.)
0.01	l	56		canchalagua	Centaurium venustum	99 / 9	12
0.01	r	57		foothill needlegrass	Nassella lepida	99 / 9	20
0.01	l	58		slender wreathplant	Stephanomeria exigua ssp. deanei	99 / 9	12
0.01	l			(bush monkeyflower, Mimulus aurantiacus)
0.02	l	59		wild celery	Apiastrum angustifolium	20 / 2	14
0.02	b			(yellow mariposa lily, Calochortus weedii var. weedii)
0.02	l	60		golden yarrow	Eriophyllum confertiflorum var. confertiflorum	10 / 9	53
0.02	l	61		*prickly sow thistle	Sonchus asper ssp. asper	10 / 2	28
0.03	l	62		climbing bedstraw	Galium nuttallii ssp. nuttallii	5 / 5	30
0.03	l	63		*annual blue grass	Poa annua+	2 / 2	10
0.03	l	64		rush-rose	Helianthemum scoparium	2 / 2	14
0.03	l			(redberry, Rhamnus crocea)
0.04	l	65		deerweed	Lotus scoparius var. scoparius	20 / 3	28
0.04	l	66	~	white everlasting	Gnaphalium canescens ssp. microcephalum	1 / 1	37
0.04				Begin small uphill
0.04	r	67		bush monkeyflower	Mimulus aurantiacus	10 / 9	42
0.04	r	68		annual malacothrix	Malacothrix clevelandii	1 / 1	2
0.04	r	69	ssp	purple snapdragon	Antirrhinum nuttallianum ssp. nuttallianum	1 / 1	17
0.04	b	70		southern Indian pink	Silene laciniata ssp. major	10 / 9	19
0.04	b	71		Parish's purple nightshade	Solanum parishii	10 / 9	20
0.04	r	72		hollyleaf redberry	Rhamnus ilicifolia	50 / 9	43
0.04	b	73		yellow mariposa lily	Calochortus weedii var. weedii	/	10
0.04	r			liverworts, mosses
0.05	r			Boulder with small hiding place under an overhang.
0.05	r	74		pellitory	Parietaria hespera var. hespera	/	7
0.05	r	75	~	cotton-batting plant	Gnaphalium stramineum+	1 / 1	14
0.05	r	76		redberry	Rhamnus crocea	20 / 9	15
0.05	r	77		giant needlegrass	Achnatherum coronatum	10 / 3	22
0.06				End small uphill and descend; elevation 1800 feet (549 m)
0.06	l			Four tall rocks look like they are having a boring conference, with one poor fellow asleep.
0.06	l			(bird's-foot fern, Pellaea mucronata var. mucronata)
0.06	l	78		matchweed	Gutierrezia sarothrae	10 / 2	8
0.06	l	79		California peony	Paeonia californica	7 / 5	17
0.06				Trail bends 90° to left, rounding the tall rocks on left, then 90° to right; view of Mesa de Burro
0.07	l	80		*shepherd's purse	Capsella bursa-pastoris	5 / 1	9
0.07	r	81		splendid mariposa lily	Calochortus splendens	/	17
0.07				Look back at rocks - now the two on the right are a dolphin snuggling with a whale.
0.07	r	82		papillate dodder	Cuscuta californica var. papillosa	20 / 9	1
0.07	r	83		twining snapdragon	Antirrhinum kelloggii	1 / 1	6
0.07	r	84		purple head	Acourtia microcephala	10 / 9	19
0.08	r	85		goldback fern	Pentagramma triangularis ssp. triangularis	2 / 2	24
0.08	l	86		shiny lomatium	Lomatium lucidum	1 / 1	7
0.08	r	87		bird's-foot fern	Pellaea mucronata var. mucronata	99 / 9	30
0.08	b	88		black sage	Salvia mellifera	2 / 1	40
0.09	r	89		collar lupine	Lupinus truncatus	10 / 2	24
0.10				earthstar fungus; end this stretch of jepsonia.
0.10	l	90		common tidy-tips	Layia platyglossa	1 / 1	5
0.10	l	91		San Diego birdsfoot lotus	Lotus hamatus	50 / 9	23
0.10	l	92		Spanish clover	Lotus purshianus var. purshianus	99 / 9	30
	r			(San Diego pea, Lathyrus vestitus var. alefeldii)
0.11	b	93		holly-leaf navarretia	Navarretia atractyloides	10 / 1	7
0.11	r	94		dwarf lupine	Lupinus bicolor	30 / 3	29
0.11	r	95		mustang mint	Monardella lanceolata	30 / 3	5
0.12	l	96		slender buckwheat	Eriogonum gracile var. gracile	50 / 3	2
0.12	l	97		purple owl's clover	Castilleja exserta ssp. exserta	30 / 3	12
0.12	l			Good patch of ground pinks, Linanthus dianthiflorus, here.
0.12	r	98		tree clover	Trifolium ciliolatum	/	10
0.12	r			Upper jct. with steeper old trail.
0.12	b	99		three spot	Osmadenia tenella	99 / 3	12
0.13	l	100		seashore bentgrass	Agrostis pallens	20 / 3	7
0.13	r	101		slim vetch	Vicia ludoviciana var. ludoviciana	3 / 1	8
0.14	r	102		nodding needlegrass	Nassella cernua	/	14
0.14	r			Lower jct. with old trail.
0.14	l	103		*prickly lettuce	Lactuca serriola	50 / 9	42
0.15	r	104		*common groundsel	Senecio vulgaris	20 / 3	18
0.15	r	105		checkerbloom	Sidalcea malviflora ssp. sparsifolia	99 / 9	25
0.15	b	106		California brome	Bromus carinatus var. carinatus	3 / 3	23
0.15	r	107		blue wildrye	Elymus glaucus ssp. glaucus	50 / 4	20
0.15	r	108		Fish's milkwort	Polygala cornuta var. fishiae	2 / 1	4
0.15	b	109		poison oak	Toxicodendron diversilobum	50 / 9	43
0.15	b			coast live oak	Quercus agrifolia var. agrifolia+	/
0.15	r	110		common bedstraw	Galium aparine	20 / 2	39
0.17				Leave chaparral; now paralleling drainage on left; nodding needlegrass, Nassella cernua, on right, to compare with purple needlegrass, Nassella pulchra, a bit ahead on left.
0.17	l			(cocklebur, Xanthium strumarium)
0.17	r	111		*California burclover	Medicago polymorpha	99 / 3	40
0.17	l	112		*sourclover	Melilotus indicus	10 / 2	22
0.17	r	113		*winter vetch	Vicia villosa ssp. varia	30 / 2	18
0.17	l	114		chick lupine	Lupinus microcarpus var. microcarpus	20 / 2	9
0.17	r			(basketbush, Rhus trilobata)
0.17	l	115		purple needlegrass	Nassella pulchra	99 / 3	18
0.18	r	116		western ragweed	Ambrosia psilostachya	20 / 2	36
0.18	b	117		*short-fruited filaree	Erodium brachycarpum	99 / 3	14
0.18	r	118		California-aster	Lessingia filaginifolia var. filaginifolia	30 / 9	51
0.19	l	119		*pineapple weed	Chamomilla suaveolens	20 / 1	19
0.19	b	120		dove weed	Eremocarpus setigerus	20 / 2	24
0.19	b	121		johnny jump-up	Viola pedunculata	50 / 4	15
0.19	r	122		Engelmann oak	Quercus engelmannii	1 / 1	23
0.19	r	123		long-stemmed buckwheat	Eriogonum elongatum var. elongatum	2 / 1	26
0.20				Beginning of bridge over drainage; elevation ~1780 feet (543 m); 2 feet of erosion in 2005 exposed concrete base and left one hanging
0.20	r			(Pomona locoweed, Astragalus pomonensis)
0.20	l			(narrow-leaf milkweed, Asclepias fascicularis)
0.20	b			(rabbits-foot grass, Polypogon monspeliensis)
0.20	l			(Durango root, Datisca glomerata)
0.20	b			(common spikerush, Eleocharis macrostachya)
0.20	l			(wrinkled rush, Juncus rugulosus)
0.20	l			(common monkeyflower, Mimulus guttatus)
0.20	r			(umbrella sedge, Cyperus eragrostis)
0.20	r	124		willow-leaved dock	Rumex salicifolius var. denticulatus	1 / 1	5
0.20	l			(common cudweed, Gnaphalium luteo-album)
0.20	l			(grass poly, Lythrum hyssopifolia)
0.20	b			(rigid hedge-nettle, Stachys ajugoides var. rigida)
0.20	b	125		horseweed	Conyza canadensis	1 / 1	35
0.20	l	126		deergrass	Muhlenbergia rigens	99 / 9	21
0.20	l			(mule fat, Baccharis salicifolia)
0.20	r	127		arroyo willow	Salix lasiolepis	1 / 1	33
0.20	l			(willow weed, Polygonum lapathifolium)
0.20				End bridge
0.20	b	128		hybrid wild-rye	Leymus Xmultiflorus (L. condensatus X L. triticoides)	10 / 2	3
0.20	r	129		red maids	Calandrinia ciliata	/ 1	18
0.20	b	130		fringe-pod	Thysanocarpus curvipes	99 / 2	9
0.20	l			(Indian milkweed, Asclepias eriocarpa)
0.21	b	131		blue larkspur	Delphinium parryi ssp. parryi	99 / 4	12
0.21	l			(California maidenhair fern, Adiantum jordanii)
0.21	r			(branching phacelia, Phacelia ramosissima var. latifolia)
				Look for later on-trail occurrence of P. ramosissima
0.22	l			(blue elderberry, Sambucus mexicana)
0.22	l			(California bee plant, Scrophularia californica ssp. floribunda in 2001; dead in 2003)
0.22	r	132		slender vetch	Vicia hassei	10 / 2	6
0.22	r	133		*hedge mustard	Sisymbrium officinale	20 / 3	20
0.22	l			Trail curves around a large clump of giant wild rye, Leymus condensatus.
0.22	l	134		giant wild-rye	Leymus condensatus	20 / 2	27
0.22	l			(woodland star, Lithophragma affine)
0.23	r	135		Chinese houses	Collinsia heterophylla	99 / 5	11
0.23	b	136		slender madia	Madia gracilis	20 / 3	17
0.25	r			(wild canterbury bells, Phacelia minor)
0.25	r	137		*Australian brome	Bromus arenarius	20 / 1	2
		138		California dodder	Cuscuta californica var. californica	10 / 9	17
0.26	l			Top of "flying saucer" rock; elevation ~1800 feet (549 m)
0.27	r			Note that a small percentage of angel's gilia flowers here have 4 or 6 petals, not the normal of 5 petals
0.28	b	139		California lace fern	Aspidotis californica	2 / 1	9
0.28	r	140		white-flowering currant	Ribes indecorum	4 / 4	22
0.31	l			Best field of San Diego tarweed, Hemizonia paniculata.
0.31	b	141		owl's-clover	Castilleja densiflora	/	6
0.31	r	142		rusty-haired popcorn flower	Plagiobothrys nothofulvus	5 / 1	10
0.32	b	143		*cut-leaved geranium	Geranium dissectum	10 / 2	13
0.32	r	144		wrinkled rush	Juncus rugulosus	30 / 4	8
0.32				Cross small bridge (a short side trail to left on other side)
0.32	r	145		common spikerush	Eleocharis macrostachya	20 / 2	10
0.32	b	146		*grass poly	Lythrum hyssopifolia	99 / 2	13
0.32	b	147		winged water-starwort	Callitriche marginata	5 / 1	4
0.32	b	148		*wall bedstraw	Galium parisiense	10 / 1	7
0.32	r	149		*curly dock	Rumex crispus	5 / 3	22
0.32	l	150		canyon clarkia	Clarkia epilobioides	5 / 1	9
0.32	l	151		baby blue eyes	Nemophila menziesii var. menziesii	50 / 3	7
0.34	b	152		basketbush	Rhus trilobata	10 / 3	24
0.34	r	153		toyon	Heteromeles arbutifolia	2 / 2	44
0.34	l	154		goldenrod	Solidago californica	30 / 3	34
0.34	r	155		California sagebrush	Artemisia californica	1 / 1	46
0.34	r	156		San Diego pea	Lathyrus vestitus var. alefeldii	1 / 1	20
0.34	r	157		eucrypta	Eucrypta chrysanthemifolia var. chrysanthemifolia	5 / 1	25
0.36	r			Jct. 10' side trail to "hollow-sounding rock" (exfoliating granite in ground)
0.40	r			Several coast jepsonias, Jepsonia parryi, with two leaves per plant.
0.43	l	158		common linanthus	Linanthus parviflorus	20 / 1	8
0.44	r	159		small-flowered fiddleneck	Amsinckia menziesii var. menziesii	3 / 1	8
0.45				Leave chaparral, enter drainage filled with mostly deergrass, Muhlenbergia rigens.
0.47	l	160		one-sided bluegrass	Poa secunda ssp. secunda	1 / 1	22
0.47	r			Two fields of baby blue eyes and Chinese houses across the swale.
0.48		161		*wild oats	Avena fatua	20 / 3	25
0.49	b	162		saltgrass	Distichlis spicata	20 / 3	14
0.49				Trail parallels double drainage for a short distance, with small drainage on left and main drainage on right.
0.52	l			(San Bernardino aster, Aster bernardinus; spike primrose, Epilobium densiflorum)
0.52	r			Field of common monkeyflower, Mimulus guttatus, in distance ahead
0.53	l			(Vasey's prickly pear, Opuntia vaseyi)
0.53	r	163		*bull thistle	Cirsium vulgare	1 / 1	16
0.53	b	164	sp	sturdy or dense sedge	Carex alma or C. densa	5 / 1
0.53				Cross small bridge over a very small drainage that drains to the right
0.53	r	165		*common chickweed	Stellaria media	20 / 2	25
0.53	r			(hedge parsley, Torilis nodosa)
0.53	b	166		southern miner's lettuce	Claytonia perfoliata ssp. mexicana	20 / 1	25
0.55	r	167		Pomona locoweed	Astragalus pomonensis	10 / 5	10
0.60	r	168		western sycamore	Platanus racemosa	1 / 1	25
0.60				Beginning of bridge
0.60	r	169		mugwort	Artemisia douglasiana	20 / 2	27
0.60	r	170		cocklebur	Xanthium strumarium	3 / 1	14
0.61				End bridge, with best patch of goldenrod, Solidago californica, here.
0.61	l	171		thyme-leafed spurge	Chamaesyce serpyllifolia ssp. serpyllifolia	2 / 1	3
0.61	r	172		Mexican rush	Juncus mexicanus	50 / 3	16
0.62	r	173		narrow-leaf milkweed	Asclepias fascicularis	1 / 1	7
0.62	b			(fragrant everlasting, Gnaphalium canescens ssp. beneolens)
0.62	r	174		*foxtail barley	Hordeum murinum ssp. leporinum	20 / 2	14
0.63	r	175		blue elderberry	Sambucus mexicana	1 / 1	46
0.65	c	176		western vervain	Verbena lasiostachys var. lasiostachys	1 / 1	7
0.66	r	177		California everlasting	Gnaphalium californicum	10 / 4	42
0.67	r	178		Palmer's goldenbush	Ericameria palmeri var. pachylepis	5 / 1	10
0.67	b	179		vinegar weed	Trichostema lanceolatum	5 / 2	13
0.67	b	180		*sand spurrey	Spergularia bocconei	10 / 1	11
0.68				Cross Waterline Road; elevation ~1758 feet (536 m)
		181		*yellow salsify	Tragopogon dubius+	5 / 2	11
0.70	b	182		graceful tarplant	Holocarpha virgata ssp. elongata	10 / 1	14
0.70	b	183		*rabbits-foot grass	Polypogon monspeliensis	20 / 1	19
0.70	l	184		creeping wild rye	Leymus triticoides	10 / 1	9
0.70	r			Jct. Vista Grande Trail
0.72	l			(Monolith Rock)
0.73				Trail curves left, then with a short steep section which curves left further near top and then enters a chamise forest
0.78				Oak moss lichen, Evernia prunastri, is the interesting foliose (leaf-like) lichen growing on the shrubs.
0.79	r	185		California popcorn flower	Plagiobothrys collinus var. fulvescens	/	4
0.80	r	186		false monkeyflower	Mimulus pilosus	30 / 2	5
0.82	r	187		western marsh cudweed	Gnaphalium palustre	20 / 2	3
0.83				Local high point on trail; elevation ~1770 feet (540 m)
0.88	r	188		Pacific sanicle	Sanicula crassicaulis	20 / 5	20
0.89	r			Jct. unauthorized path, closed by a serious fence in May 2002.
0.89	r	189		intermediate sun-cups	Camissonia intermedia	15 / 2	6
0.89	r	190		minute-flowered cryptantha	Cryptantha micromeres	3 / 1	6
0.90				Begin scattered coast live oaks
0.90				Jct. shortcut road to Visitor Center on left; go right
0.94				Leave chamise forest, enter coast live oak woodland
0.96	r	191		cobwebby thistle	Cirsium occidentale var. occidentale	2 / 2	7
0.98	l	192		basket rush	Juncus textilis	20 / 2	3
0.98	b	193		Indian milkweed	Asclepias eriocarpa	20 / 2	15
0.98				Jct. "closed trail" to inholding; enter meadow on right; local low point on trail; elevation ~1758 feet (536 m)
0.98	l	194		grand mountain dandelion	Agoseris grandiflora	10 / 2	9
0.99	r			(bristly goldenaster, Heterotheca sessiliflora ssp. echioides)
1.01	l			Best patch of Chinese houses, Collinsia heterophylla
1.02	r	195		long-leaved rush	Juncus macrophyllus	1 / 1	3
1.02	r	196		*henbit	Lamium amplexicaule+	3 / 1	7
1.03	l	197		bristly goldenaster	Heterotheca sessiliflora ssp. echioides	20 / 2	7
1.03	l	198		American vetch	Vicia americana var. americana	1 / 1	8
1.04	l			View of woodrat's nest in tree to east.
1.04	l			Picnic tables
1.06	r			(San Diego mountain mahogany, Cercocarpus minutiflorus)
	r			(sticky cinquefoil, Potentilla glandulosa ssp. glandulosa)
1.09	r	199		fragrant everlasting	Gnaphalium canescens ssp. beneolens	1 / 1	23
1.14	b	200		woolly-fruited lomatium	Lomatium dasycarpum ssp. dasycarpum	20 / 2	6
1.15	r			Jct. old connector trail (to Multiuse Trail), fenced off in 2005
1.16				End trail at north trailhead; elevation 1785 feet (544 m)

http://tchester.org/srp/plants/guides/gl.html
Updated 25 September 2005.